20 points and brainliest if your answer is correct!
you are designing an experiment to...
20 points and brainliest if your answer is correct!
you are designing an experiment to test the efficiency of different bikes. what simple machines to make this complex machine?
a. wedge, pulley, and wheel and axle
b. wedge, screw and wheel and axle
c. screw, inclined plane and wheel and axle
d. screw, lever, and wheel and axle
Answers: 1
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